| Name | Description | Type | Package | Framework |
| CharacterArrayCharacterIterator | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver | |
| CharacterIterator | Encapsulates different types of character sources - String, InputStream, . | Interface | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| RE | RE is an efficient, lightweight regular expression evaluator/matcher class. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| RECompiler | A regular expression compiler class. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| REDebugCompiler | A subclass of RECompiler which can dump a regular expression program for debugging purposes. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| REProgram | A class that holds compiled regular expressions. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| RESyntaxException | Exception thrown to indicate a syntax error in a regular expression. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| RETest | Data driven (and optionally interactive) testing harness to exercise regular expression compiler and matching engine. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| REUtil | This is a class that contains utility helper methods for this package. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| ReaderCharacterIterator | Encapsulates InputStream, . | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| recompile | 'recompile' is a command line tool that pre-compiles one or more regular expressions for use with the regular expression matcher class 'RE'. | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| StreamCharacterIterator | Encapsulates InputStream, . | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver |
| StringCharacterIterator | Class | com.sapportals.wcm.util.regex.re | SAP NetWeaver | |